package com.example.yk2021xm04.mapper;

import com.example.yk2021xm04.pojo.User;
import com.baomidou.mybatisplus.core.mapper.BaseMapper;

import java.util.List;
import java.util.Map;

/**
 * <p>
 * 用户表 Mapper 接口
 * </p>
 *
 * @author ZengQi
 * @since 2021-11-26
 */
public interface UserMapper extends BaseMapper<User> {

    List<Object> registerTimeByDay();

    List<Object> registerCountByDay();

    Integer UserCountInDay();

    Integer UserCountInYesterday();
}
